Function timecodeToFrames

packages/core/src/timecode.ts:22–42

(timecode: string, fps: number)

}

export function timecodeToFrames(timecode: string, fps: number): number {
  if (fps <= 0) {
    throw new HeliosError(HeliosErrorCode.INVALID_FPS, "FPS must be greater than 0");
  }

  const match = timecode.match(/^(\d{2}):(\d{2}):(\d{2}):(\d{2})$/);
  if (!match) {
    throw new HeliosError(
      HeliosErrorCode.INVALID_TIMECODE_FORMAT,
      `Invalid timecode format: ${timecode}`,
      "Timecode must be in HH:MM:SS:FF format"
    );
  }

  const h = parseInt(match[1], 10);
  const m = parseInt(match[2], 10);
  const s = parseInt(match[3], 10);
  const f = parseInt(match[4], 10);

  return (h * 3600 + m * 60 + s) * fps + f;
}

export function framesToTimestamp(frame: number, fps: number): string {
  if (fps <= 0) {